deletions | additions       diff --git a/figures/pi_rtd/caption.tex b/figures/pi_rtd/caption.tex  index d3d8fa1..acd2b86 100644  --- a/figures/pi_rtd/caption.tex  +++ b/figures/pi_rtd/caption.tex 
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\label{fig:paths} \label{fig:3}  (b) and (c) : Semiclassical paths of the electrons to be considered for an electron incident on the double barriers in (a) \cite{Zohta_1990}